Home / 27,187.20-40,764.60-14,065.20

Finding the Fourth Proportional to 27,187.20, 40,764.60 and 14,065.20

Calculator

Solution

The fourth proportional to 27,187.20, 40,764.60 and 14,065.20 is: 21,089.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,187.20 : 40,764.60 = 14,065.20 : x
  2. Step 2: Convert to fraction form
    27,187.20/40,764.60 = 14,065.20/x
  3. Step 3: Cross multiply
    27,187.20x = 40,764.60 × 14,065.20
  4. Step 4: Simplify right side
    27,187.20x = 573,362,251.92
  5. Step 5: Solve for x
    x = 573,362,251.92/27,187.20
  6. Step 6: Final answer
    x = 21,089.42

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.